import json


class ReadUtil:
    # 封装读取数据文件的方法
    @classmethod
    def read_json_data(cls,lujin):
        with open(lujin,"r",encoding="utf-8")as f:
            json_data=json.load(f)
        list_data=[]
        for item in json_data:
            temp  = tuple(item.values())
            list_data.append(temp)
        return list_data